Available on Macintosh Mac 512KE and earlier.
 (at the Computer)
 (at the Computer)
 (at the Equipment)
 (at the Equipment)
9 PIN D-SUB FEMALE at the computer.
9 PIN D-SUB MALE at the mouse cable.
| Pin | Name | Dir | Description | 
|---|---|---|---|
| 1 | GND |  | Ground | 
| 2 | +5V |  | +5 VDC. Don't use this one, it may be converted into output handshake in later equipment. | 
| 3 | GND |  | Ground | 
| 4 | Tx+ |  | Transmit Data, positive going component | 
| 5 | Tx- |  | Transmit Data, negative going component | 
| 6 | +12V |  | +12 VDC | 
| 7 | DSR/HSK |  | Handshake input. Signal name depends on mode: Used for Flow Control or Clock In. | 
| 8 | Rx+ |  | Receive Data, positive going component | 
| 9 | Rx- |  | Receive Data, negative going component | 
Note: Direction is Computer relative Equipment.
| Contributor: | Ben Harris | 
| Source: | Apple Tech Info Library, Article ID: TECHINFO-0001424 | 
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  Document last modified: 2002-01-13